This is delirious. The OP should have just read pg's essay on how to apply to Y Combinator. He clearly explains there (and here again) why the X for Y represent

This is delirious. The OP should have just read pg's essay on how to apply to Y Combinator. He clearly explains there (and here again) why the X for Y representation helps in getting a foothold. Also, what does OP expect founders to do? Declare their complete vision beforehand to impress the audience. The purpose of a vision is not to get popular with the tech press, but to guide the founders.